Electrical Engineering Guides

AIS VT/PT

How is the application and development of AIS voltage transformers in 66kV outdoor substations?

Hey everyone! I rsquo;m Echo, and today we rsquo;re diving into the application and development of Air Insulated Switchgear (AIS) voltage transformers in 66kV outdoor substations. These devices play a crucial role in power systems, not just for measurement but also for protection and control. As tec

By Echo 07/15, 2025
AIS VT/PT

What Tests Are Required for a Qualified AIS Voltage Transformer?

Hey everyone! I rsquo;m Oliver, an experienced electrician with over a decade in the power system industry. Today, we rsquo;re diving into a practical topic mdash; what tests are required to ensure an Air Insulated Switchgear (AIS) voltage transformer is qualified? These tests are crucial not only f

By Oliver Watts 07/14, 2025
AIS VT/ PT

What Are the Common Failures of AIS Voltage Transformers?

Hey everyone! I rsquo;m Felix, a 10-year veteran in the power system industry. Today, we rsquo;re going to dive into an important topic mdash; what are the common failures of Air Insulated Switchgear (AIS) voltage transformers? How do you identify these issues, and how can they be resolved? Let rsqu

By Felix Spark 07/14, 2025
AIS CT

Fault Analysis and Diagnosis on Current Transformer

Current transformers are numerous in substations and are key equipment to ensure the normal operation of the system. If a current transformer fails, it will cause the circuit breaker to trip and may even evolve into a power outage event, which will have an adverse impact on the safe and stable opera

By Felix Spark 07/14, 2025
AIS CT

What does the maintenance of current transformers involve?

Fault Prevention and Handling of Current Transformers 1 Handling of Oil Leakage in Current Transformers Oil - immersed current transformers are most prone to oil leakage. Common oil - leakage parts mainly include the secondary outlet box, the upper and lower sealing surfaces of the porcelain sleeve,

By Felix Spark 07/14, 2025
AIS CT

What does the maintenance of current transformers involve?

1 Basic Operation Requirements The technical parameters of current transformers shall meet the actual operation needs. Carefully check the nameplate of the current transformer to confirm whether its technical parameters meet the requirements. Current transformers for metering must be selected with r

By Felix Spark 07/14, 2025
AIS CT

How to select a current transformer?

1 Role of Current Transformers Current transformers are used to sense the magnitude of current and isolate the primary system from the secondary system. The primary winding of a current transformer used in a power system is connected in series in the primary high - voltage system, and the secondary

By James 07/14, 2025
AIS CT

What Is the Development Trend of AIS Current Transformers?

Hey everyone, I'm Echo, a 10-year veteran in the power system industry. Today we rsquo;re going to talk about an important topic mdash; the future development trends of current transformers (CTs) used in Air Insulated Switchgear (AIS). As technology advances and market demands evolve, these critical

By Echo 07/12, 2025
AIS CT

What Tests Must a Qualified AIS Current Transformer Undergo?

Hey everyone, I rsquo;m Oliver, a 10-year veteran in the power system industry. Today we rsquo;re going to talk about a very practical topic mdash; how do you know if a current transformer (CT) used in Air Insulated Switchgear (AIS) is truly qualified? This isn rsquo;t just about meeting technical s

By Oliver Watts 07/12, 2025
AIS CT

What should be noted when selecting and installing current transformers for air-insulated switchgear?

The selection and installation of current transformers for air-insulated switchgear (AIS CT) directly affect the measurement accuracy, protection reliability, and operational safety of power systems. It is necessary to comprehensively consider equipment characteristics, system requirements, and envi

By James 07/12, 2025
AIS CT

What are the common faults of current transformers in air-insulated switchgear?

Hey everyone, I'm Felix, and I've been working in the power system field for 10 years. From following senior engineers on-site to leading teams handling various substation equipment failures, I rsquo;ve worked with many types of current transformers (CTs), especially those used in air insulated swit

By Felix Spark 07/12, 2025
Reactor

Analysis of Gas Concentration in High - Voltage Reactors of Large - Scale Hydroelectric Generator Sets

1.Gas Generation and Analysis Principle of High - Voltage Reactors High - voltage reactors use oil and insulating paper for insulation. Normal operation may see local overheating or discharges (e.g., iron core/winding issues, inter - turn short circuits), causing insulation cracking and producing ga

By Oliver Watts 07/11, 2025

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How is the application and development of AIS voltage transformers in 66kV outdoor substations?

What Tests Are Required for a Qualified AIS Voltage Transformer?

What Are the Common Failures of AIS Voltage Transformers?

Fault Analysis and Diagnosis on Current Transformer

What does the maintenance of current transformers involve?

What does the maintenance of current transformers involve?

How to select a current transformer?

What Is the Development Trend of AIS Current Transformers?

What Tests Must a Qualified AIS Current Transformer Undergo?

What should be noted when selecting and installing current transformers for air-insulated switchgear?

What are the common faults of current transformers in air-insulated switchgear?

Analysis of Gas Concentration in High - Voltage Reactors of Large - Scale Hydroelectric Generator Sets

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